Prompt
Depends
Confidence: Medium
Buy if you're an enterprise running GenAI apps and want AI guardrails backed by SentinelOne . expect a sales-led purchase.
Comparison
Prompt vs Lakera
Prompt and Lakera both land on Depends.
Lakera
Depends
Confidence: Medium
Buy if you run production LLM apps or AI agents at enterprise scale and have a security team to act on red-team findings.
| Compare | Prompt | Lakera |
|---|---|---|
| Verdict | Depends | Depends |
| Best for | Enterprises shipping GenAI apps | Enterprises shipping customer-facing LLM apps |
| Who it's not for | Small teams without production AI traffic | Small teams with one chatbot . massively overkill |
| Privacy | No known public vulnerabilities found in the sources reviewed.⁶ | No known public vulnerabilities found in the sources reviewed.10 |
| Support quality | No user evidence found | No evidence |
| Public sentiment | Independent user reviews for Prompt Security are essentially absent in our sources . Gartner lists it, but no ratings or quotes surfaced.⁷ | No independent user reviews or forum quotes surfaced; public commentary is vendor marketing and third-party citations.⁹ |
| Biggest gotcha | Costs stay hidden until you talk to sales . budget discovery takes a call³ | No public pricing . expect enterprise quotes; negotiate multi-year terms11 |
Pick Prompt when
- Enterprises shipping GenAI apps
- Security teams governing employee AI use
- SentinelOne customers wanting AI coverage
- AWS-shop procurement
When Prompt is not a fit
- Small teams without production AI traffic
- Buyers who need transparent self-serve pricing
- Anyone wanting a standalone tool, not a platform suite
- Solo developers . use the free open-source tools
Pick Lakera when
- Enterprises shipping customer-facing LLM apps
- Teams running AI agents in production
- Security teams wanting red-teaming plus runtime guard
- Regulated sectors: finance, healthcare
When Lakera is not a fit
- Small teams with one chatbot . massively overkill
- Anyone wanting self-serve pricing or a free trial
- Startups without staff to act on red-team findings
- Products with no GenAI surface . this secures AI apps only
Sources
- Prompt Security . official site ('From SentinelOne')prompt.securityofficial
- SentinelOne . Prompt Security on AI Security Platformsentinelone.comofficial
- AWS Marketplace . Prompt Security listingaws.amazon.comofficial
- GitHub . prompt-security org (13 repos)github.comofficial
- Wikipedia . Prompt Securityen.wikipedia.orgnews
- Product security pageprompt.securitysecurity
review
- LinkedIn . Prompt Security company pagelinkedin.comofficial
- Lakera homepagelakera.aiofficial
- Lakera security page (Check Point)lakera.aisecurity
review
- Cyber Company Profiles . funding, Dropbox referencecybercompanyprofiles.comnews
- Lakera AI Deep Dive (third-party guide)skywork.aireview
- Lakera pricing and alternatives listingdiscoverthetools.comreview
- Rob Parrish joins Lakera as Head of Productlinkedin.comnews
